2217: Implement FromStr for enum Edition r=matklad a=clemarescx
Just did this as I came across the comment in the code asking for implementing `std::str::FromStr` for `input::Edition`.
Not sure what was meant by "proper error handling" though, `panic!` with a descriptive message might not be it 😅
Co-authored-by: Metabaron <metabaron@tuta.io>